Astraware Sudoku - It's a different kind of Zen

Step-By-Step Solution:

Initial Grid

                    
First step - add in all possible valid pencilmarks.




For row 5, number 6 is only possible in cell (1,5)









For column 6, Number 4 is only possible in cell (6,7)









For row 2, number 2 is only possible in cell (1,2)









For column 1, Number 4 is only possible in cell (1,3)









For column 7, Number 4 is only possible in cell (7,9)









For row 4, number 3 is only possible in cell (1,4)









For row 7, number 2 is only possible in cell (9,7)









For row 9, number 2 is only possible in cell (4,9)









For row 9, number 6 is only possible in cell (9,9)









For column 7, Number 6 is only possible in cell (7,1)









For row 1, number 1 is only possible in cell (9,1)









For row 8, number 2 is only possible in cell (2,8)









For row 8, number 5 is only possible in cell (1,8)









For row 8, number 3 is only possible in cell (9,8)









For box 9, Number 9 is only possible in cell (8,7)









For row 9, number 3 is only possible in cell (3,9)









For row 2, number 3 is only possible in cell (5,2)









For row 3, number 3 is only possible in cell (2,3)









For column 2, Number 8 is only possible in cell (2,1)









For row 1, number 5 is only possible in cell (3,1)









Number 7 is the only value possible in cell (3,2).









Number 9 is the only value possible in cell (1,1).









Number 7 is the only value possible in cell (6,1).









Number 1 is the only value possible in cell (3,7).









Number 9 is the only value possible in cell (3,6).









Number 8 is the only value possible in cell (5,7).









Number 7 is the only value possible in cell (1,7).









Number 1 is the only value possible in cell (1,6).









Number 8 is the only value possible in cell (1,9).









Number 1 is the only value possible in cell (8,9).









Number 8 is the only value possible in cell (7,8).









Number 7 is the only value possible in cell (7,3).









Number 1 is the only value possible in cell (7,4).









For row 8, number 1 is only possible in cell (5,8)









For blocks 4 and 5, candidates for 5 are all in the same two rows (5 and 6)









Number 4 is the only value possible in cell (8,5).









For row 2, number 4 is only possible in cell (9,2)









X-Wing in rows for 8.









Either candidate for cell (4,2) forces 9 into cell (5,3).









Number 5 is the only value possible in cell (5,5).









Number 7 is the only value possible in cell (2,5).









Number 9 is the only value possible in cell (9,5).









Number 5 is the only value possible in cell (9,4).









Number 8 is the only value possible in cell (9,3).









Number 5 is the only value possible in cell (8,2).









Number 6 is the only value possible in cell (4,2).









Number 8 is the only value possible in cell (6,2).









Number 5 is the only value possible in cell (4,3).









Number 9 is the only value possible in cell (6,4).









Number 8 is the only value possible in cell (8,4).









Number 5 is the only value possible in cell (2,6).









Number 8 is the only value possible in cell (4,6).









Number 7 is the only value possible in cell (9,6).









Number 9 is the only value possible in cell (4,8).









Number 6 is the only value possible in cell (6,8).